LOINCActiveObservation

LOINC Code 50507-3: Insulin 7th specimen Qn

50507-3 is a LOINC code used to identify Insulin 7th specimen Qn in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Insulin^7th specimen. It is commonly used with the system or sample type Ser/Plas.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Insulin^7th specimen. It is commonly used with the system or sample type Ser/Plas.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Insulin [Units/volume] in Serum or Plasma --7th specimen
  • Insulin^7th specimen
  • Arbitrary concentration; CHEMISTRY.CHALLENGE TESTING; HUM; Humulin; IH7; Insul; Lente; NPH; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; Semilente; SerP; SerPl; SerPlas; Serum; Serum or plasma; Sliding; sp7; Spec; SR; Ultralente

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Insulin 7th specimen QnInsulin [Units/volume] in Serum or Plasma --7th specimenInsulin sp7 SerPl-aCncInsulin^7th specimenCHALInsulin specimen 7, BloodACnc

Frequently asked questions

Code details

Code50507-3
SystemLOINC
Display nameInsulin 7th specimen Qn
DescriptionInsulin^7th specimen
Short nameInsulin sp7 SerPl-aCnc
ComponentInsulin^7th specimen
PropertyACnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHAL
Example unitsmIU/mL;uIU/mL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.73

Consumer names

Insulin specimen 7, Blood

Part names

Insulin^7th specimenACncPtSer/PlasQnArbitrary ConcentrationPoint in time (spot)Serum or Plasma

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 50507-3 | HealthAssure